diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
index ec7a3cf57ea5..5b04fa54ec21 100644
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -50,6 +50,14 @@ OLD_FILES+=usr/share/man/man8/mk-amd-map.8.gz
 OLD_FILES+=usr/share/man/man8/wire-test.8.gz
 .endif
 
+.if ${MK_APM} == no
+OLD_FILES+=etc/apmd.conf
+OLD_FILES+=usr/sbin/apm
+OLD_FILES+=usr/share/examples/etc/apmd.conf
+OLD_FILES+=usr/share/man/man8/amd64/apm.8.gz
+OLD_FILES+=usr/share/man/man8/amd64/apmconf.8.gz
+.endif
+
 #.if ${MK_ATM} == no
 # to be filled in
 #.endif